.test-1 {
  content: 'test-extend';
  content: 'hello';
  content: 'world';
}

.test-1, div .test-2 {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}

.test-1 {
  width: 20px;
  height: 20px;
  width: 20%;
  width: 20%;
  color: #fff;
  background-color: #000;
  background: rgba(0, 0, 0, 0.1);
  background: url("test.png") no-repeat top center;
  padding: 20px;
  padding: 20px 30px 40px;
  margin: auto 20px 10% 30rem;
  position: static;
  position: absolute;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  top: auto;
  bottom: auto;
  width: 500px;
}

.test-1 .box {
  margin: 0 auto;
  height: auto;
}

div .test-2 {
  height: auto;
}

.test-3 {
  width: 10px;
  height: 300px;
  padding: 20px 50px 30px;
}

.box {
  width: 300px;
  height: 500px;
  display: inline-block;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.1);
  margin: 10px 20px;
  position: relative;
}

.book-image {
  display: block;
  width: 80%;
  height: auto;
  margin: 10% auto 5%;
}

.book-name {
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  padding: 10px;
}

.process-bar {
  width: auto;
  height: 10px;
  margin: 0 50px 0 10px;
  background: #ccc;
  border-radius: 5px;
}

.process-active {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 5px;
  background: rgb(254, 189, 89);
}

.test {
  background: url("test.png") no-repeat top center;
  background: url('test.png') no-repeat top center;
}
